When it comes to saving energy on heating, there’s no silver bullet. But here are some tips for keeping your bills down.

If the whir of the fan isn’t the only noise your air conditioning unit is making, it’s time to silence the mini pump !

Here’s our comprehensive guide to taking accurate and reliable air flow rate and velocity readings at an air vent.

The condensates produced by boilers and air conditioning units can be reused, but caution is required. Here’s our guide to getting it right.